USN-2961-1: Little CMS vulnerability

4 May 2016

lcms2 vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 14.04 LTS


Applications using the Little CMS library could be made to crash or run programs as your login if it opened a specially crafted file.

Software Description

  • lcms2 - Little CMS color management library


It was discovered that a double free() could occur when the intent handling code in the Little CMS library detected an error. An attacker could use this to specially craft a file that caused an application using the Little CMS library to crash or possibly execute arbitrary code.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 14.04 LTS
liblcms2-2 - 2.5-0ubuntu4.1
liblcms2-utils - 2.5-0ubuntu4.1

To update your system, please follow these instructions:

After a standard system update you need to restart applications using Little CMS to make all the necessary changes.